From patchwork Mon Feb 28 17:25:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 547074 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF9C6C43219 for ; Mon, 28 Feb 2022 17:54:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239297AbiB1Rzb (ORCPT ); Mon, 28 Feb 2022 12:55:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50374 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240630AbiB1Ry0 (ORCPT ); Mon, 28 Feb 2022 12:54:26 -0500 Received: from sin.source.kernel.org (sin.source.kernel.org [IPv6:2604:1380:40e1:4800::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 62DBE6412; Mon, 28 Feb 2022 09:42:37 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id C4F45CE17D2; Mon, 28 Feb 2022 17:42:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BCB85C340E7; Mon, 28 Feb 2022 17:42:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1646070154; bh=a8FmRNqMdd1SNMKnzGb7FNCFd2BX9PTgHTGtKvI7Dzg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kSo/k3n/yB2GbZtmNvEeiYC9jgo9jUY6IFktLTRMKS2wzW2rR5LSNEIeq1MRmVJ8O UWxwlcG2tUUCWF7P2LS4ONIz2tjrWYbEmOFWtLq1esSrkXV3KU4reD9H0AwB+Et7n9 4EXDajtEWaq7+M/qC/aBmQxJ2Q0k/3CiK8sHWtaU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Damien Le Moal , Sean Anderson , Linus Walleij Subject: [PATCH 5.15 134/139] pinctrl: fix loop in k210_pinconf_get_drive() Date: Mon, 28 Feb 2022 18:25:08 +0100 Message-Id: <20220228172401.764917242@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220228172347.614588246@linuxfoundation.org> References: <20220228172347.614588246@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dan Carpenter commit ba2ab85951c91a140a8fa51d8347d54e59ec009d upstream. The loop exited too early so the k210_pinconf_drive_strength[0] array element was never used. Fixes: d4c34d09ab03 ("pinctrl: Add RISC-V Canaan Kendryte K210 FPIOA driver") Signed-off-by: Dan Carpenter Reviewed-by: Damien Le Moal Reviewed-by: Sean Anderson Link: https://lore.kernel.org/r/20220209180804.GA18385@kili Signed-off-by: Linus Walleij Signed-off-by: Greg Kroah-Hartman --- drivers/pinctrl/pinctrl-k210.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/pinctrl/pinctrl-k210.c +++ b/drivers/pinctrl/pinctrl-k210.c @@ -482,7 +482,7 @@ static int k210_pinconf_get_drive(unsign { int i; - for (i = K210_PC_DRIVE_MAX; i; i--) { + for (i = K210_PC_DRIVE_MAX; i >= 0; i--) { if (k210_pinconf_drive_strength[i] <= max_strength_ua) return i; }